505 L4-2165cc ZDJL (1987)
Brake Drum: Service and Repair
Girling Brake Service
REMOVAL
1.
Raise and support rear of vehicle, then remove wheel and tire assembly.
2.
Loosen parking brake cable locknuts, then remove adjusting nuts.
Fig. 1 Releasing brake shoes
3.
Remove plug from drum, Fig. 1, then insert a screwdriver through back plate and move parking brake lever outward to release brake shoes.
4.
Reinstall plug, then remove drum.
Fig. 2 Lower return spring. Girling & DBA type 2 brakes
5.
Remove lower return spring using a suitable tool, Fig. 2.
6.
Release upper return spring, then position a suitable clamp on brake cylinder and move shoes outward as far as possible.
7.
Remove adjusting lever with spring, spacer cup and pushrod.
8.
Remove hold-down springs, then the leading and trailing shoes.
9.
Disconnect parking brake cable from lever, then remove return spring.
INSPECTION
1.
Clean drum and back plate with suitable solvent.
2.
Check for proper sealing of the pistons.
3.
Inspect rubber boots for wear or damage.
4.
Check drum for excessive wear and grind if necessary.
5.
Replace any damaged or excessively worn components.
INSTALLATION
1.
Lightly lubricate brake shoe pressure pads on back plate.
